Extend « JPanel « Java Swing Q&A
1. Problem with extending JPanel stackoverflow.comI have an abstract entity: |
2. Swing - Methods and attributes of an extended JPanel class inaccessible from JFrame stackoverflow.comI am working on a project where I have a class called HGraphic that extends JPanel. This class has a public method called updateNum that receives an integer as a parameter ... |
3. Resizing Image on Custom ImagePanel class (extends JPanel) stackoverflow.comI'm attempting to resize an Image I've drawn onto an ImagePanel (extending a JPanel) and it doesn't seem to be working. I've gotten some sample code from off the internet that ... |
4. Paint a board by extending JPanel stackoverflow.comI want to paint a board that looks like this:
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5. Problems extending JPanels stackoverflow.comHi I'm working on a problem and I'm having some issues working in Swing. I have no issues working with classes that extend either JFrame or JComponent, but when I try ... |
6. Help! Extended JPanel doesn't respond to events correctly forums.netbeans.orgPosted: Tue Dec 21, 2010 12:01 pm Post subject: Help! Extended JPanel doesn't respond to events correctly I'm still a bit of a newbie and hope I'm posting this in the right place. I have a custom class that extends JPanel with a couple of methods. I'm loading it at runtime by creating an array of these objects ... |
7. Setting background when extending JPanel coderanch.com |
8. How to call a class that extends a frame from a panel ? coderanch.comHow to call a class that extends a frame from a panel ? I am trying to create an application say "Videoshow" Videoshow has a panel which in turn consists of 2 components : 1]a textarea( to show the contents of a page) and 2] a mediaclip(to show the video). Now I have an application "MediaApplication"(to show the videoclip) which extends ... |
9. How to extend both MouseAdapter and JPanel?? coderanch.comDear friends: I know java can only extend one class, so looks like I issue an impossible question, but I need to solve this. I have following code, The JLabels here can be clickable/selectable and deletable, it extends MouseAdapter class and it is a must. but my project needs to extend JPanel, it is also a must, how can I reach ... |
10. java servlets extending jpanel coderanch.com |
11. Basic swing application; class extending JPanel won't update graphics coderanch.comHi, I've been spying on you guys for a while as I was taking a very basic programming course last semester and found lots of help here. However I can't seem to find anything to help me with this, and it really bugs me as it is such a simple program and I just can't seem to make it work properly. ... |
12. Cant show an object which extends JPanel in the form? coderanch.comHi David The application shows the Wrapper Panel and when I change the color, it change the color and working fine and I tried your code and the the prefered size was 905, 311. Also with the minimize size. It is still not working and it doesn't show at all, no error. the only thing I could understand is, there is ... |
13. Possible to do JPanel drawing without extending? java-forums.orgHi - noob question but I've just read a few authoritative-sounding posts on the net saying how extending JFrame is a bad idea, design-wise, if all you're trying to do is create a frame. Does the same apply to JPanel? If all I want to do is set up a panel and do some drawing on it, don't I just need ... |
14. Only one extended JPanel showing up java-forums.orgI have a GUI runner class that manages several different windows, one of which is a JFrame with a JPanel set up as a Grid Layout Manager. My problem is that when I try to fill the grid with an extended JPanel class, only the first JPanel shows up. I have confirmed that the others are there but they do not ... |
15. extending JPanel issue java-forums.orgpackage gui; import javax.swing.*; // For JPanel, etc. import java.awt.*; // For Graphics, etc. public class GraphicsPanel extends JPanel { private Graphics g1; @Override public void paintComponent(Graphics g) { g1 = g; clear(g); g.drawLine (10, 0, 10, 100); g.drawLine (250, 100, 10, 100); } public void AddLine() { g1.drawLine (100, 100, 10, 100); super.paintComponent(g1); System.out.println("AddLine()"); } // super.paintComponent clears off screen ... |
16. Difficulty adding JPanel extended class to JFrame forums.oracle.com |
17. extends JFrame and extends JPanel Together? forums.oracle.comthe name of the class is not important, i just called it that as a referance as to me testing Action + Mouse EVENT's why do you think that the error is caused by an attempt to convert the label to an int? I guess it is how you have read the error message. I have checked the code and i ... |
18. Extends JPanel paintComponent wont work. forums.oracle.comBut i dont see why it shouldnt work as iv done.. It worked 20 min before i made the post.. and didnt make much changes.. Even took all back to how it was.. (atleast i think i did).. But ofc, its always a logic error, something iv done wrong somewhere.. It wont draw the image at all.. thats the problem.. |
19. how to extend a jpanel forums.oracle.comhi this might sound like a beginers question i have a main class which extends jframe i called the frame graphicsframe i have also decleared, a jpanel inside this class. but how do i extend that JPanel in another class i know you can use graphicsframe.panel to change the methods. but then i have to declear all of the methods using ... |
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